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WO/2024/096302A1 |
An inverter unit that drives a compressor motor comprises, in order for a plurality of inverter elements installed on a seating surface of an inverter housing to be individually fixed to the seating surface, an insulating member which is...
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WO/2024/087895A1 |
A two-stage screw compressor and an air conditioning unit. The two-stage screw compressor comprises: a housing (1); a partition plate (11), the partition plate (11) dividing the housing (1) into a first pressure stage housing (12) and a ...
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WO/2024/088630A1 |
Pumping unit (1) comprising at least a first rough vacuum pump (3) and a second vacuum pump (5) in series, the second vacuum pump (5) having a discharge side fluidically connected to a suction side of the first rough vacuum pump (3), the...
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WO/2024/085384A1 |
The present invention relates to an electric compressor comprising: a motor that generates power; a compression mechanism that receives power from the motor and compresses a refrigerant; an inverter that controls the motor; a connector t...
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WO/2024/085066A1 |
This electric compressor (ECP) comprises: an outer housing (12, 14); a rotary shaft (20); a compression part (30); an electric motor (50); and a vibration-proof member (60) which connects a structure including the compression part and th...
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WO/2024/085064A1 |
This electric compressor (ECP) comprises: a housing (10); a rotating shaft (20); a compression part (30); an electric motor (50); a shaft support member (40) including a first bearing part (411); and a second bearing part (17). The housi...
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WO/2024/080466A1 |
The invention relates to an electric compressor comprising a compression mechanism for compressing a refrigerant by receiving power from a motor, and an inverter for controlling the motor, wherein: a housing for accommodating the motor a...
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WO/2024/080465A1 |
The present invention relates to an electric compressor comprising: a motor for generating power; a compression mechanism driven by the motor so as to compress a refrigerant; an inverter for controlling the motor; and a connector provide...
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WO/2024/080686A1 |
The present invention relates to a scroll compressor comprising: a housing; a motor provided inside the housing; a rotating shaft which is rotated by the motor; an orbiting scroll which orbits by means of the rotating shaft; a fixed scro...
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WO/2024/074801A1 |
Multistage vacuum pump and stator for such a pump comprising: two half shell components (10) defining a void for receiving two rotors and forming a plurality of pumping chambers. An outer casing (20) is provided to surround and enclose t...
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WO/2024/069770A1 |
Provided is a compressor etc. having good performance and high reliability. This compressor (100) comprises a cylindrical oil ring (15) provided between a compressing mechanism part (2) and an electric motor (6). A balance weight (8) has...
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WO/2024/071547A1 |
The present invention provides a scroll compressor that can improve the performance and efficiency of a compressor by increasing the amount of refrigerant discharged from a compression chamber of the scroll compressor by introducing not ...
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WO/2024/066312A1 |
The present application provides a pump body assembly, a compressor assembly, and an air conditioning system. The pump body assembly comprises: a first air cylinder (203) having a first air suction hole (301); a second air cylinder (205)...
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WO/2024/071551A1 |
The present invention provides a scroll compressor capable of improving performance and efficiency of the compressor by introducing a coolant of intermediate pressure, as well as a coolant of suction pressure, into a compression chamber ...
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WO/2024/063236A1 |
The present invention relates to an electric compressor comprising: a housing; a compression mechanism which compresses a refrigerant in the housing; and a motor which provides power to the compression mechanism, wherein: the motor compr...
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WO/2024/062859A1 |
[Problem] To provide an electric compressor that can be made lightweight while any deformation of a stator housing to which a stator is fixed by shrink-fitting is minimized. [Solution] This electric compressor comprises a cylindrical sta...
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WO/2024/058333A1 |
The present invention provides a scroll compressor which can minimize deformation of a valve plate, in an injection valve assembly, and can maintain a flat shape because even if a bead part of a gasket retainer is pressed down, the defor...
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WO/2024/048926A1 |
This hermetic compressor comprises: a casing; a motor that is installed inside the casing and includes a rotor and a stator; a driving shaft that rotates as a single body with the rotor; a compression unit that is installed below the mot...
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WO/2024/042986A1 |
[Problem] To provide an electric compressor that can cut down a material cost with a reduction in the dimension of an end plate used to prevent movement of a permanent magnet embedded in a rotor core of a motor. [Solution] This electric ...
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WO/2024/041002A1 |
The present application provides a variable-capacity compressor and an air conditioning system. The variable-capacity compressor comprises: a first cylinder, a first sliding sheet and a first partition plate, wherein the first cylinder i...
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WO/2024/029014A1 |
A compressor (2) according to the present disclosure comprises: a sealed container (14); an electric motor (15); a low-stage compression mechanism unit (29) and a high-stage compression mechanism unit (30); and an intermediate partition ...
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WO/2024/025159A1 |
The present invention provides a scroll compressor comprising: a casing; a driving motor provided inside the casing; a rotation shaft rotatably coupled to the driving motor and including a first and a second eccentric portion formed to b...
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WO/2024/021946A1 |
A sealing ring (6). The sealing ring can be mounted in the gap to be sealed between a first surface (52) and a second surface. The sealing ring (6) comprises a circular main body (61) and an elastic support member (63). The circular body...
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WO/2024/019431A1 |
The present invention relates to an electric compressor, comprising: a motor housing, wherein a rotor and a rotary shaft are disposed at the internal center thereof, a stator is configured to be spaced apart from the rotor at the outside...
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WO/2024/012896A1 |
The scroll compressor comprising a compressor shell (2) having a discharge outlet (4), and a discharge check valve assembly (18) including a valve housing (21) arranged at the discharge outlet (4) and provided with a metal valve seat (24...
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WO/2023/247083A1 |
The invention relates to a dry vacuum pump (1) comprising at least one purge duct (16) comprising two channels (17, 18) which are provided in the thickness of an interstage transverse half-wall (9a) of a half-shell (4), each channel (17,...
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WO/2023/248559A1 |
Provided is a hermetic compressor that reduces the noise produced by gas refrigerant discharged from a valve cover and improves an oil separation function by means of the following configuration. A valve cover 60 has an attachment surfac...
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WO/2023/246196A1 |
An electric compressor, an air conditioning system, and a vehicle. The electric compressor (100) comprises a housing assembly (1) and a compression mechanism (2). The housing assembly (1) comprises a first housing (11) and a support (12)...
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WO/2023/246195A1 |
An electric compressor (100), comprising: a shell component (102), a compression component (101) and a motor component, wherein the compression component (101) is arranged in the shell component (102) and is used for compressing a refrig...
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WO/2023/241261A1 |
A buffer oil storage structure, a stator, a motor, and a compressor. The buffer oil storage structure comprises: a stator body (1), an outer edge of which is provided with a blocking part (11), a hollow oil storage space (12) being forme...
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WO/2023/243768A1 |
Provided is a scroll compressor. The scroll compressor comprises: a first rotary scroll coupled to a first eccentric part of a rotary shaft to create a first compression chamber; a second rotary scroll coupled to a second eccentric part ...
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WO/2023/236499A1 |
The present application relates to a pump body assembly, a compressor and an air conditioner with same. The pump body assembly comprises a crankshaft (1), a compression structure (2), and a separation structure (3), wherein the crankshaf...
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WO/2023/231383A1 |
A compressor and an air conditioner. The compressor comprises a crankshaft (2), a first roller (6), a second roller (9), an electric motor rotor (3), and a balance weight (1); wherein the first roller (6) is of a solid structure, the sec...
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WO/2023/226777A1 |
A blower. The blower comprises: a box body, an electric motor (1), a control unit (6) and a compression unit (14), wherein a mounting cavity is formed in the box body; the electric motor (1), the control unit (6), and the compression uni...
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WO/2023/226413A1 |
A fluid machine and a heat exchange device. The fluid machine comprises a crankshaft (10), a cylinder sleeve (20), a cross groove structure (30), sliding blocks (40), and two flanges (50). The crankshaft (10) is provided with two eccentr...
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WO/2023/223031A1 |
A multi-stage vacuum pump (400) includes a stator assembly defining at least three chambers (104a-104f), a rotor assembly (110) having at least three rotors housed in respective ones of the chambers to define at least three pump stages (...
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WO/2023/213782A1 |
The invention relates to a displacement machine according to the spiral principle, in particular a scroll compressor, said machine comprising: an electric motor (10); an orbiting displacement spiral (21); and a counter spiral (22), the d...
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WO/2023/213504A1 |
The invention relates to a positive-displacement machine according to the spiral principle, in particular a scroll compressor, said displacement machine comprising a housing (100) which has a compressor housing (20) and a drive housing (...
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WO/2023/213767A1 |
The invention relates to a displacement machine according to the spiral principle, in particular a scroll compressor, said machine comprising a housing (100) and a compression assembly (150) which has an electric motor (10), an orbiting ...
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WO/2023/204456A1 |
An embodiment of the present invention provides a scroll compressor comprising: a housing; a motor provided in the housing; a rotary shaft rotated by the motor; an orbiting scroll interlocked with the rotary shaft to perform orbital moti...
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WO/2023/204354A1 |
A scroll compressor is provided. The scroll compressor comprises a main frame provided between a first compression unit and a second compression unit, and the main frame may comprise at least one back pressure communication unit communic...
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WO/2023/204513A1 |
The present application relates to a rotor and an electric compressor including same, whereby a rotor having one balance weight module can be manufactured in a motor part through press-fitting, thereby making it easy to manufacture and c...
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WO/2023/204353A1 |
A scroll compressor is provided. The scroll compressor comprises: a first compression part comprising a first stationary scroll and a first orbiting scroll; and a second compression part comprising a second stationary scroll and a second...
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WO/2023/195640A1 |
Disclosed is a rotary compressor. The rotary compressor comprises: a case; a cylinder which is disposed inside the case and has an inner space, and which includes a rolling piston eccentrically pivoting in the inner space, a vane in cont...
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WO/2023/187440A1 |
The present application discloses a compressor (1) comprising: a sealed container (10); a compression mechanism (20) accommodated in the sealed container (10); a motor element (30) that includes an electric motor stator (32) that is fitt...
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WO/2023/191354A1 |
The invention relates to an electrical refrigerant compressor (1) with suction gas cooling, wherein a manifold unit (6) is arranged in the suction gas flow direction upstream of the motor windings (3) of a stator (11), characterized in t...
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WO/2023/191316A1 |
The present invention provides an electric compressor comprising: a rotating shaft which drives a compression mechanism; a rotor in which a rotating shaft through-hole for insertion of the rotating shaft is formed; a cover which covers t...
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WO/2023/187481A1 |
Compressor device (1) comprising a compressor element (9) which is at a fluid duct outlet (26) provided with an adapter of acoustic impedance (10) which comprises an adapter inlet duct (27) and an adapter outlet duct (28) interconnected ...
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WO/2023/181362A1 |
Provided is a rotary compressor that can be made compact and that can prevent a drop in reliability of a multi-stage compression mechanism. A compression mechanism (18) of a compressor (2) includes: a low pressure-side cylinder (55) ha...
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WO/2023/182691A1 |
The present invention provides an electric compressor comprising: a motor unit which generates power; a compression unit which is supplied with power from the motor unit to compress a refrigerant; an inverter which controls the motor uni...
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